68664892

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{2063}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 123270336

約数和(自身を除く): 54605444

約数列:

[1, 2, 4, 53, 106, 157, 212, 314, 628, 2063, 4126, 8252, 8321, 16642, 33284, 109339, 218678, 323891, 437356, 647782, 1295564, 17166223, 34332446, 68664892]

約数ペア:

[(1, 68664892), (2, 34332446), (4, 17166223), (53, 1295564), (106, 647782), (157, 437356), (212, 323891), (314, 218678), (628, 109339), (2063, 33284), (4126, 16642), (8252, 8321)]